Finding the Fourth Proportional to 247,440.16, 341,446.62 and 145,468.96
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Solution
The fourth proportional to 247,440.16, 341,446.62 and 145,468.96 is: 200,734.94
Step by Step Solution
- Step 1: Write the proportion equation
247,440.16 : 341,446.62 = 145,468.96 : x - Step 2: Convert to fraction form
247,440.16/341,446.62 = 145,468.96/x - Step 3: Cross multiply
247,440.16x = 341,446.62 × 145,468.96 - Step 4: Simplify right side
247,440.16x = 49,669,884,706.92 - Step 5: Solve for x
x = 49,669,884,706.92/247,440.16 - Step 6: Final answer
x = 200,734.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.